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backend/drm: add support for panel orientation

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Expose the panel orientation with wlr_drm_connector_get_panel_orientation.
Leave it to the compositor to consume this information and configure the
output accordingly.

Closes: https://github.com/swaywm/wlroots/issues/1581
This commit is contained in:
Simon Ser 2021-09-19 16:36:23 +02:00 • committed by Simon Zeni
parent 0c5ff5efab
commit 2e12de96ca
4 changed files with 44 additions and 0 deletions
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11
include/wlr/backend/drm.h
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@ -61,4 +61,15 @@ typedef struct _drmModeModeInfo drmModeModeInfo;
struct wlr_output_mode *wlr_drm_connector_add_mode(struct wlr_output *output,
const drmModeModeInfo *mode);
/**
* Get the connector's panel orientation.
*
* On some devices the panel is mounted in the casing in such a way that the
* top side of the panel does not match with the top side of the device. This
* function returns the output transform which needs to be applied to compensate
* for this.
*/
enum wl_output_transform wlr_drm_connector_get_panel_orientation(
struct wlr_output *output);
#endif